>>> a health scare for governor jerry brown. his cancer diagnosis, and whether it will affect his ability to lead california. good evening, i'm frank somerville. >> i'm julie haener. jerry brown has been diagnosed with early stage prostate cancer, and is now undergoing treatment at ucsf. learned about the cancer diagnosis and what the governor faces. >> reporter: earlier this evening, a hospital source told me that the governor received treatment here on the fourth floor at the university of california, san francisco. uscf is one of the preprostrate cancer treatment centers in america. the governor released a statement today saying fortunately, this is early stage, localized prostate cancer. the key is early diagnosis. >> if men who need treatment aren't detected early, they're less likely, far less likely to be cured. >> reporter: a prostate cancer surviver himself, dr. shoeman says patients have options, ranging from monitoring the tumor's growth, to radiation treatment like the governor, to removing the prostate. patients nee